Alvaro, a man obsessed with security, discovers that his nightmares may be premonitions of imminent danger or signs that his obsession has gone too far. However, when a stranger knocks on his door, there won't be time to find answers.
Diana, a young woman who suffers from social anxiety, works in the supermarket which forces her to face her biggest fears; unable to communicate with others, she takes refuge in an ideal dream: a still and silent world where she can be free but gradually and without noticing this place threatens to swallow her into oblivion.
Marcos, an adult who as a child lost his beloved pet, a black German shepherd dog, with whom he had a special bond. This bond leads him to search for it over time until he believes he has found it in a park with another owner.